{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "discover vulnerability", "arguments": ["vulnerable system version", "capabilities", "vulnerability", "common vulnerabilities and exposures", "vulnerable system", "supported platform", "discoverer", "vulnerable system owner", "time"]}], "input": "Cisco 's internal testing also turned up a critical issue in its IOS XE software , CVE -2018-0150 , due to an undocumented user account that has a default username and password ."}
{"discover vulnerability": [{"vulnerable system version": "NAN", "capabilities": "NAN", "vulnerability": "a critical issue", "common vulnerabilities and exposures": "CVE -2018-0150", "vulnerable system": "its IOS XE software", "supported platform": "NAN", "discoverer": "NAN", "vulnerable system owner": "Cisco", "time": "NAN"}]}